10        20          30        40          50        60  
CUGAAGAUUCCUACAGGCUAAU--    C             --|   U  C    UUUGACCUU 
                        UAUG AUCACCCAGAACA  AGGC CU UUCU         U
                        GUAU UAGUGGGUUUUGU  UUCG GA AAGA         A
UUUUGGAAACUACAUUAAGACUAU    C             CU^   U  -    GUGGUAGGG 
     120       110       100        90        80         70